Fix fuzzer-found error where left and right were the same register in bitops.

Fix fuzzer-found error where left and right were the same register in bitops.

Committed: http://code.google.com/p/v8/source/detail?r=5231

[Søren Thygesen Gjesse, 2010-08-10 12:22:53]

Drive by comment.

http://codereview.chromium.org/3115004/diff/1/4
File test/mjsunit/regress/bitops-register-alias.js (right):

http://codereview.chromium.org/3115004/diff/1/4#newcode28
test/mjsunit/regress/bitops-register-alias.js:28: // Whenever we enter a
with-scope, we copy the context. This in itself is fine
This comment seems unrelated to the test.

[Erik Corry, 2010-08-10 12:28:27]

http://codereview.chromium.org/3115004/diff/1/4
File test/mjsunit/regress/bitops-register-alias.js (right):

http://codereview.chromium.org/3115004/diff/1/4#newcode28
test/mjsunit/regress/bitops-register-alias.js:28: // Whenever we enter a
with-scope, we copy the context. This in itself is fine
On 2010/08/10 12:22:53, Søren Gjesse wrote:
> This comment seems unrelated to the test.

This isn't my fault.  xterm-vi writes comments in blue on black so I can't read
them!

[Mads Ager (chromium), 2010-08-10 12:28:32]

LGTM when test comment has been fixed.

[Mads Ager (chromium), 2010-08-10 12:29:08]

LGTM, except for the part about using vi. ;)